The VISTA S50R runs a 1280×1024 core at 12 µm behind a 50 mm lens; the Telos LRF XL50 runs 1024×768 at 12 µm behind 50 mm. The VISTA S50R has 1.7× the pixels. The VISTA S50R is lighter by 2.4 oz. Approximate prices are ~$4,499 and ~$4,700.
How far you can see a person
Make out detailTell what it isSpot itMaker’s claim
Nocpix VISTA S50R1280×1024 · 12 µm · 50 mm
160 m make out detail260 m tell what it is1,042 m spot itmaker claims 2,270 m
Pulsar Telos LRF XL501024×768 · 12 µm · 50 mm
160 m make out detail260 m tell what it is1,042 m spot itmaker claims 2,300 m
501002005001k2k5k m
Calculated from the sensor's pixel pitch and the lens focal length, for clear air.